A043461 Numbers having one 2 in base 9.

2, 11, 18, 19, 21, 22, 23, 24, 25, 26, 29, 38, 47, 56, 65, 74, 83, 92, 99, 100, 102, 103, 104, 105, 106, 107, 110, 119, 128, 137, 146, 155, 162, 163, 165, 166, 167, 168, 169, 170, 171, 172, 174, 175, 176, 177, 178, 179, 189, 190

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Select[Range[200], DigitCount[#, 9, 2]==1&] (* Harvey P. Dale, May 26 2025 *)

Crossrefs

Cf. A007095.

Sequence in context: A089592 A106982 A347600 * A030551 A121848 A074926

Adjacent sequences: A043458 A043459 A043460 * A043462 A043463 A043464

Keyword

nonn,base

Author

Clark Kimberling

Status

approved